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1. Posttranslational modification of proteins, particularly secretory proteins and proteins targeted for membranes or specific cellular locations. Synonym(s): trafficking
2. Posttranscriptional modification of polynucleic acids.


The process of having proteins contain certain signals such that the proteins are directed specifically towards certain cellular locations, for example, the lysosome. Compare: processing.


see homing.
References in periodicals archive ?
The presence, or lack of, state and local law determines whether a location serves as a source area or a market area in the illegal world of trafficking.
A firearms trafficking investigation begins with the recovery of the firearm.